Baus is a Vandel warden overseeing the Dark Dungeon, a prison confining humans and other captives. He holds a pivotal personal connection to Leon as his biological father. This relationship drives his fierce confrontation with Padro, Leon's adoptive guardian, fueled by their divided loyalties over Leon's fate and protection.

Beyond this personal conflict, Baus commands the Dark Dungeon's operations. The facility becomes a critical battleground when Beet Warriors intervene to free prisoners. During these events, the true nature of Baus's authority and his deeper motivations concerning his duties and his bond with Leon come to light.

His story culminates in the final confrontation at the Dark Dungeon, where his identity and actions as a Vandel warden are fully exposed. This decisive battle resolves his narrative arc.